M&M FDT 1.2.1 Online Specification
 IDtmDiagnosis::Compare() method information


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4.3.7.1 IDtmDiagnosis::Compare()


This method can be called in the states:            

HRESULT Compare (
[out, retval] VARIANT_BOOL* result
);


Description:
Returns TRUE if the complete data sets are equal.

Parameters:


Return Value:
resultTRUE The data sets are equal FALSE The data sets are not equal or compare failed


Behavior:
Compares the data set of the external DTM with its own and returns TRUE if the data sets are equal. This function fails if it is called outside of an InitCompare()ReleaseCompare() sequence. In case of errors the DTM should inform the Frame Application via the callback interface IDtmEvents::OnErrorMessage().

Comments:
The structure and the parameter values for configuration, parameterization and identification are relevant for the comparison. Runtime dependent parameters (e.g. operation hours) of the data set are not relevant for comparison.




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